<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8" />
  <title>禁止打开盖子</title>
  <style>
    * {
      box-sizing: border-box;
      -webkit-font-smoothing: antialiased;
      text-rendering: optimizeLegibility;
      scroll-behavior: smooth;
    }
    html,
    body {
      height: 100%;
      overflow: hidden;
    }
    body {
      display: flex;
      flex-direction: row;
      flex-wrap: wrap;
      justify-content: center;
      align-items: center;
      margin: 0;
      background: #cecece;
    }
    .box {
      width: 20em;
      height: 12em;
      background: #0f0f0f;
      overflow: hidden;
      border-radius: 1em;
      cursor: not-allowed;
      position: relative;
      margin: 1em;
      border: 0;
      box-shadow: 0.1em 0.1em 0.2em 0 #fff3, -0.1em -0.1em 0.2em 0 #0003;
    }
    .box .inset {
      background: #cecece;
      border-radius: 0.9em;
      width: 100%;
      height: 100%;
      position: relative;
      box-shadow: inset 0em 0em 0em 0em #0006, inset 0.1em 0.1em 0.2em 0 #fff3,
      inset -0.1em -0.1em 0.2em 0 #0003;
    }
    .box .inset::before {
      content: '';
      display: block;
      width: 0.8em;
      height: 7em;
      box-shadow: inset -0.1em -0.1em 0.1em 0.1em #fff3, inset 0.1em 0.1em
      0.1em 0.1em #0003;
      border-radius: 10px;
      position: absolute;
      top: 0;
      bottom: 0;
      margin: auto;
      left: 1em;
    }
    .box.moving {
      pointer-events: none;
    }
    .box.pushed .inset {
      animation: pushed 2s ease-in-out forwards;
    }
    .box.reverse .inset {
      animation: pushed 0.6s ease-in-out reverse forwards;
    }
    @keyframes pushed {
      0% {
        box-shadow: inset 0em 0em 0em 0em #0006, inset 0.1em 0.1em 0.2em 0
        #fff3, inset -0.1em -0.1em 0.2em 0 #0003;
        scale: 1;
        translate: 0%;
      }
      24% {
        box-shadow: inset 1.6em 1.6em 1em 0em #0006, inset 0.1em 0.1em 0.2em 0
        #fff3, inset -0.1em -0.1em 0.2em 0 #0003;
        translate: 0%;
        scale: 0.9;
      }
      100% {
        box-shadow: inset -2.8em 1.6em 1em 0em #0006, inset 0.1em 0.1em 0.2em
        0 #fff3, inset -0.1em -0.1em 0.2em 0 #0003;
        translate: 88%;
        scale: 0.9;
      }
    }
    .box .inset::after {
      content: '';
      display: block;
      width: 100%;
      height: 100%;
      left: 0;
      right: 0;
      top: 0;
      bottom: 0;
      margin: auto;
      background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 64 64"><path d="M32,62A30,30,0,1,0,2,32,30,30,0,0,0,32,62ZM32,4A28,28,0,1,1,4,32,28,28,0,0,1,32,4Z"/><path d="M13.4 49.74h0a1 1 0 0 0 .71-.29L49.45 14.14a1 1 0 0 0 0-1.45A26 26 0 0 0 12.69 49.41 1 1 0 0 0 13.4 49.74zM26 32V17.5a1.5 1.5 0 0 1 3 0V31.76l-8 8V20.5a1.5 1.5 0 0 1 3 0V32zM37.5 16A1.5 1.5 0 0 1 39 17.5v4.26l-3 3V17.5A1.5 1.5 0 0 1 37.5 16zM34 17.5v9.26l-3 3V14.5a1.5 1.5 0 0 1 3 0zM32 8a24 24 0 0 1 15.27 5.48L41 19.76V17.5a3.47 3.47 0 0 0-5-3.14A3.53 3.53 0 0 0 35 12a3.5 3.5 0 0 0-6 2.34A3.36 3.36 0 0 0 27.5 14 3.5 3.5 0 0 0 24 17.36 3.36 3.36 0 0 0 22.5 17 3.5 3.5 0 0 0 19 20.5V41.76l-5.52 5.51A24 24 0 0 1 32 8zM15.63 50.78a1 1 0 0 0 .08 1.49A26 26 0 0 0 52.27 15.71a1 1 0 0 0-1.49-.08L20.45 46zM51.39 17.85A24 24 0 0 1 17.85 51.39L21 48.27A11 11 0 0 0 30 53h1.67a11 11 0 0 0 8-3.48L50.17 38.35A3.72 3.72 0 0 0 48 32.12a3.66 3.66 0 0 0-2.75.71L41 36V28.24zm-11.84 21a1 1 0 0 0 1.05-.09l5.83-4.37a1.7 1.7 0 0 1 2.39.33 1.74 1.74 0 0 1 .35 1A1.72 1.72 0 0 1 48.71 37L38.23 48.16A9 9 0 0 1 31.67 51H30a8.94 8.94 0 0 1-7.57-4.18L39 30.24V38A1 1 0 0 0 39.55 38.89z"/></svg>');
      background-position: 50% 50%;
      background-size: 24%;
      background-repeat: no-repeat;
      position: absolute;
      opacity: 0.05;
      transition: all 0.2s ease-in-out;
    }
    .box .inset:hover::after {
      animation: red-glow 2s infinite ease-out;
    }
    @keyframes red-glow {
      0% {
        opacity: 0.1;
        filter: invert(10%) sepia(90%) saturate(4763%) hue-rotate(357deg)
        brightness(140%) contrast(114%) drop-shadow(0 0 0px red);
      }
      50% {
        opacity: 0.3;
        filter: invert(10%) sepia(90%) saturate(4763%) hue-rotate(357deg)
        brightness(140%) contrast(114%) drop-shadow(0 0 4px red);
      }
      100% {
        opacity: 0.1;
        filter: invert(10%) sepia(90%) saturate(4763%) hue-rotate(357deg)
        brightness(140%) contrast(114%) drop-shadow(0 0 0px red);
      }
    }

    .diamond {
      --_size: 2em;
      --_ratio: 1.8;
      --_speed: 2s;
      --_clr-main: hsl(0, 100%, 50%);
      --_clr-light: hsl(0, 100%, 90%);
      --_clr-dark: hsl(0, 100%, 20%);

      width: 0;
      height: 0;
      border: var(--_size) solid transparent;
      border-bottom: calc(var(--_ratio) * var(--_size)) solid var(--_clr-main);
      top: calc(0px - var(--_size));

      animation: hueAni 12s linear infinite;

      position: absolute;
      left: 0;
      right: 0;
      top: 0;
      bottom: 50%;
      margin: auto;

      transform-origin: 50% 100%;
      opacity: 0.8;
      transition: all 0.4s ease-in-out;
    }
    .box .diamond:hover {
      opacity: 1;
      scale: 1.2;
    }
    @keyframes hueAni {
      0% {
        filter: hue-rotate(0deg);
        rotate: 0;
      }
      100% {
        filter: hue-rotate(360deg);
        rotate: -360deg;
      }
    }

    .diamond::after {
      content: '';
      display: block;
      position: absolute;
      width: 4em;
      left: -2em;
      height: 7.2em;
      z-index: -1;
      border-radius: 100%;

      background: var(--_clr-main);
      opacity: 1;
      filter: blur(20px);
    }
    .diamond::before {
      content: '';
      position: absolute;
      left: calc(0px - var(--_size));
      top: calc(var(--_ratio) * var(--_size) - 0px);
      width: 0;
      height: 0;
      border: var(--_size) solid transparent;
      border-top: calc(var(--_ratio) * var(--_size)) solid var(--_clr-main);
    }

    .diamond .t {
      position: absolute;
      right: calc(0.1px - var(--_size));
      top: 0px;
      width: 0;
      height: 0;
      border-bottom: calc(var(--_ratio) * var(--_size)) solid var(
              --_clr-light
      );
      border-right: var(--_size) solid transparent;
    }
    .diamond .t::before {
      content: '';
      position: absolute;
      left: calc(1px - var(--_size));
      top: 0px;
      width: 0;
      height: 0;
      border-left: var(--_size) solid transparent;

      transform-origin: 100% 0%;

      animation: ani-t var(--_speed) infinite linear reverse, ani-t2 var(
              --_speed
      ) infinite linear;
    }
    .diamond .t::after {
      content: '';
      position: absolute;
      right: calc(0px - var(--_size));
      top: 0px;
      width: 0;
      height: 0;
      border-right: var(--_size) solid transparent;
      transform-origin: 0% 0%;

      animation: ani-t var(--_speed) infinite linear, ani-t2 var(--_speed) infinite
      linear;
    }

    @keyframes ani-t {
      0% {
        transform: scaleX(0);
      }
      100% {
        transform: scaleX(1);
      }
    }
    @keyframes ani-t2 {
      0% {
        border-bottom: calc(var(--_ratio) * var(--_size)) solid var(
                --_clr-main
        );
      }
      100% {
        border-bottom: calc(var(--_ratio) * var(--_size)) solid var(
                --_clr-light
        );
      }
    }

    .diamond .b {
      position: absolute;
      left: calc(0.1px - var(--_size));
      top: calc(var(--_ratio) * var(--_size));
      width: 0;
      height: 0;
      border-top: calc(var(--_ratio) * var(--_size)) solid var(--_clr-dark);
      border-left: var(--_size) solid transparent;
    }
    .diamond .b::before {
      content: '';
      position: absolute;
      left: calc(1px - var(--_size));
      top: calc(0px - var(--_size) * var(--_ratio));
      width: 0;
      height: 0;
      border-left: var(--_size) solid transparent;
      transform-origin: 100% 0%;

      animation: ani-b var(--_speed) infinite linear reverse, ani-b2 var(
              --_speed
      ) infinite linear;
    }
    .diamond .b::after {
      content: '';
      position: absolute;
      right: calc(0px - var(--_size));
      top: calc(0px - var(--_size) * var(--_ratio));
      width: 0;
      height: 0;
      border-right: var(--_size) solid transparent;
      transform-origin: 0% 0%;

      animation: ani-b var(--_speed) infinite linear, ani-b2 var(--_speed) infinite
      linear;
    }

    @keyframes ani-b {
      0% {
        transform: scaleX(0);
      }
      100% {
        transform: scaleX(1);
      }
    }
    @keyframes ani-b2 {
      0% {
        border-top: calc(var(--_ratio) * var(--_size)) solid var(--_clr-dark);
      }
      100% {
        border-top: calc(var(--_ratio) * var(--_size)) solid var(--_clr-main);
      }
    }
  </style>
</head>
<body>
<div class="box">
  <div class="diamond">
    <span class="t"></span>
    <span class="b"></span>
  </div>
  <div class="inset"></div>
</div>
<script>
  const box = document.querySelector('.box');
  let isPushed = false;
  box.addEventListener('click', () => {
    if (box.classList.contains('moving')) return;
    box.classList.add('moving');
    box.classList.remove('pushed', 'reverse');
    void box.offsetWidth;
    if (isPushed) {
      box.classList.add('reverse');
    } else {
      box.classList.add('pushed');
    }
    isPushed = !isPushed;
  });
  box.addEventListener('animationend', () => {
    box.classList.remove('moving');
  });
</script>
</body>
</html>
